Stir in spinach. Cook 3-4 minutes, stirring occasionally, until spinach is completely wilted & juice of chicken is clear when center of thickest part is cut. Remove chicken from skillet and keep warm.

Increase heat to medium. Cook spinach mixture about 3 minutes or until liquid has almost evaporated. Stir in salt, pepper, & nutmeg. Serve chicken over spinach all on a bed of rice. Taste with additional pepper if desired.